3-amino-5-ethyl-1H-pyrazole-4-carbonitrile

Modify Date: 2025-09-11 12:18:18

3-amino-5-ethyl-1H-pyrazole-4-carbonitrile Structure
3-amino-5-ethyl-1H-pyrazole-4-carbonitrile structure
Common Name 3-amino-5-ethyl-1H-pyrazole-4-carbonitrile
CAS Number 63680-91-1 Molecular Weight 136.15500
Density 1.25g/cm3 Boiling Point 387.7ºC at 760 mmHg
Molecular Formula C6H8N4 Melting Point N/A
MSDS N/A Flash Point 188.3ºC

 Names

Name 3-amino-5-ethyl-1H-pyrazole-4-carbonitrile
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.25g/cm3
Boiling Point 387.7ºC at 760 mmHg
Molecular Formula C6H8N4
Molecular Weight 136.15500
Flash Point 188.3ºC
Exact Mass 136.07500
PSA 79.22000
LogP 0.35608
Index of Refraction 1.576

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UQ5425000
CHEMICAL NAME :
Pyrazole, 3-amino-4-cyano-5-ethyl-
CAS REGISTRY NUMBER :
63680-91-1
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C6-H8-N4
MOLECULAR WEIGHT :
136.18
WISWESSER LINE NOTATION :
T5MNJ CZ DCN E2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689

 Synonyms

3-Amino-4-cyano-5-ethyl pyrazole
Pyrazole,3-amino-4-cyano-5-ethyl
USAF EL-35
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